delete.aspx.cs

点击“开始数据同步” 按钮后

using System.Data.OleDb;
using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;

namespace Mypb
{
    public partial class delete : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            this.Title = "删除记录";
            Label1.Text = "单击“确定”将删除当前记录";
        }

        protected void Button1_Click(object sender, EventArgs e)
        {
            OleDbConnection conn = new OleDbConnection();
            conn.ConnectionString = "Provider=Microsoft.Jet.OleDb.4.0;" + "Data Source = " + Server.MapPath("App_Data/Myphonebook.mdb");
            string strDel = "delete from 通信录 where 姓名='" + DropDownList1.SelectedItem.Text + "'";
            OleDbCommand delCom = new OleDbCommand(strDel, conn);
            OleDbDataAdapter da = new OleDbDataAdapter();
            conn.Open();
            da.DeleteCommand = delCom;
            da.DeleteCommand.ExecuteNonQuery();
            conn.Close();
            Response.Write("<script language=javascript>alert('记录删除成功，请单击“返回”按钮回到主页面！');</script>");


        }

        protected void Button2_Click(object sender, EventArgs e)
        {
            Response.Redirect("default.aspx");
        }
    }
}